Home / 14,235.12-21,352.70-4,374.34

Finding the Fourth Proportional to 14,235.12, 21,352.70 and 4,374.34

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Solution

The fourth proportional to 14,235.12, 21,352.70 and 4,374.34 is: 6,561.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235.12 : 21,352.70 = 4,374.34 : x
  2. Step 2: Convert to fraction form
    14,235.12/21,352.70 = 4,374.34/x
  3. Step 3: Cross multiply
    14,235.12x = 21,352.70 × 4,374.34
  4. Step 4: Simplify right side
    14,235.12x = 93,403,927.27
  5. Step 5: Solve for x
    x = 93,403,927.27/14,235.12
  6. Step 6: Final answer
    x = 6,561.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.